Three methods of rounding in php

There are three methods of rounding in php, which are implemented through the number_format function, the round function and the sprintf formatted output method.

1. The number_format method implements rounding

$number = 1234.5678;
$nombre_format_francais = number_format($number, 2, ',', ' ');
// 1 234,57
$english_format_number = number_format($number, 2, '.', ' ');
// 1234.57

2 .round method implements rounding

$number = 1234.5678;
echo round($number ,2);
//1234.57

3.sprintf formatted input implements rounding

$formatted = sprintf ("%s has ￥%01.2f.",$name, $money);
echo $formatted;
//Zhang San has ￥123.10.

Three types, rounded, php